Finding the Fourth Proportional to 127,375.10, 175,592.37 and 89,015.55

Step by Step Solution

1. Step 1: Write the proportion equation
   127,375.10 : 175,592.37 = 89,015.55 : x
2. Step 2: Convert to fraction form
   127,375.10/175,592.37 = 89,015.55/x
3. Step 3: Cross multiply
   127,375.10x = 175,592.37 × 89,015.55
4. Step 4: Simplify right side
   127,375.10x = 15,630,451,391.35
5. Step 5: Solve for x
   x = 15,630,451,391.35/127,375.10
6. Step 6: Final answer
   x = 122,711.99